2002-03-14 19:25:32 +00:00
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/* $Id: lukemftpd.h,v 1.18 2002/03/14 06:02:24 lukem Exp $ */
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2001-07-19 16:25:08 +00:00
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2002-03-14 19:25:32 +00:00
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#define FTPD_VERSION "lukemftpd 1.2 beta 1"
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2001-07-19 16:25:08 +00:00
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#include "config.h"
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#if HAVE_SYS_SYSMACROS_H
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# include <sys/sysmacros.h>
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#endif
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#if HAVE_FTP_NAMES
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# include <arpa/ftp.h>
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#else
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# include "arpaftp.h"
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#endif
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#include <arpa/inet.h>
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <fnmatch.h>
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#include <grp.h>
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#include <limits.h>
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#include <locale.h>
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#include <netdb.h>
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#include <pwd.h>
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#include <setjmp.h>
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#include <signal.h>
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#include <stdarg.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <syslog.h>
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#include <termios.h>
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#include <unistd.h>
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#include <utmp.h>
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#if HAVE_DIRENT_H
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# include <dirent.h>
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#else
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# define dirent direct
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# if HAVE_SYS_NDIR_H
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# include <sys/ndir.h>
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# endif
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# if HAVE_SYS_DIR_H
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# include <sys/dir.h>
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# endif
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# if HAVE_NDIR_H
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# include <ndir.h>
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# endif
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#endif
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#if TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# if HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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#if HAVE_ERR_H
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# include <err.h>
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#endif
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#if HAVE_WORKING_GLOB
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# include <glob.h>
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#else
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# include "ftpglob.h"
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#endif
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#if HAVE_PATHS_H
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# include <paths.h>
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#endif
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#ifndef _PATH_BSHELL
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#define _PATH_BSHELL "/bin/sh"
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#endif
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#ifndef _PATH_CSHELL
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#define _PATH_CSHELL "/bin/csh"
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#endif
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#ifndef _PATH_SHELLS
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#define _PATH_SHELLS "/etc/shells"
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#endif
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#ifndef _PATH_DEVNULL
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#define _PATH_DEVNULL "/dev/null"
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#endif
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#ifndef _PATH_NOLOGIN
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#define _PATH_NOLOGIN "/etc/nologin"
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#endif
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#ifndef FTPD_LOGTYPE
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# ifdef LOG_FTP
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# define FTPD_LOGTYPE LOG_FTP
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# else
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# define FTPD_LOGTYPE LOG_DAEMON
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# endif
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#endif
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#ifndef LOG_AUTHPRIV
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# ifdef LOG_AUTH
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# define LOG_AUTHPRIV LOG_AUTH
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# else
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# define LOG_AUTHPRIV LOG_DAEMON
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# endif
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#endif
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typedef struct _stringlist {
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char **sl_str;
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size_t sl_max;
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size_t sl_cur;
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} StringList;
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StringList *sl_init(void);
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int sl_add(StringList *, char *);
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void sl_free(StringList *, int);
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char *sl_find(StringList *, char *);
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#if HAVE_FTS_H
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# include <fts.h>
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#else
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# include "ftpfts.h"
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#endif
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#if HAVE_UTIL_H
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# include <util.h>
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#endif
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#if HAVE_LIBUTIL_H
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# include <libutil.h>
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#endif
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#if ! HAVE_IN_PORT_T
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typedef unsigned short in_port_t;
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#endif
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#if ! HAVE_SOCKLEN_T
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typedef unsigned int socklen_t;
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#endif
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#if HAVE_AF_INET6 && HAVE_SOCKADDR_IN6
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# define INET6
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#endif
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#if ! HAVE_RFC2553_NETDB
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/* RFC 2553 */
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#undef EAI_ADDRFAMILY
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#define EAI_ADDRFAMILY 1 /* address family for hostname not supported */
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#undef EAI_AGAIN
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#define EAI_AGAIN 2 /* temporary failure in name resolution */
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#undef EAI_BADFLAGS
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#define EAI_BADFLAGS 3 /* invalid value for ai_flags */
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#undef EAI_FAIL
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#define EAI_FAIL 4 /* non-recoverable failure in name resolution */
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#undef EAI_FAMILY
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#define EAI_FAMILY 5 /* ai_family not supported */
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#undef EAI_MEMORY
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#define EAI_MEMORY 6 /* memory allocation failure */
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#undef EAI_NODATA
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#define EAI_NODATA 7 /* no address associated with hostname */
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#undef EAI_NONAME
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#define EAI_NONAME 8 /* hostname nor servname provided, or not known */
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#undef EAI_SERVICE
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#define EAI_SERVICE 9 /* servname not supported for ai_socktype */
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#undef EAI_SOCKTYPE
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#define EAI_SOCKTYPE 10 /* ai_socktype not supported */
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#undef EAI_SYSTEM
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#define EAI_SYSTEM 11 /* system error returned in errno */
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/* KAME extensions? */
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#undef EAI_BADHINTS
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#define EAI_BADHINTS 12
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#undef EAI_PROTOCOL
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#define EAI_PROTOCOL 13
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#undef EAI_MAX
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#define EAI_MAX 14
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/* RFC 2553 */
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#undef NI_MAXHOST
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#define NI_MAXHOST 1025
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#undef NI_MAXSERV
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#define NI_MAXSERV 32
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#undef NI_NOFQDN
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#define NI_NOFQDN 0x00000001
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#undef NI_NUMERICHOST
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#define NI_NUMERICHOST 0x00000002
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#undef NI_NAMEREQD
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#define NI_NAMEREQD 0x00000004
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#undef NI_NUMERICSERV
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#define NI_NUMERICSERV 0x00000008
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#undef NI_DGRAM
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#define NI_DGRAM 0x00000010
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/* RFC 2553 */
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#undef AI_PASSIVE
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#define AI_PASSIVE 0x00000001 /* get address to use bind() */
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#undef AI_CANONNAME
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#define AI_CANONNAME 0x00000002 /* fill ai_canonname */
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/* KAME extensions ? */
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#undef AI_NUMERICHOST
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#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */
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#undef AI_MASK
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#define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST)
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/* RFC 2553 */
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#undef AI_ALL
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#define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
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#undef AI_V4MAPPED_CFG
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#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
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#undef AI_ADDRCONFIG
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#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
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#undef AI_V4MAPPED
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#define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
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#endif /* ! HAVE_RFC2553_NETDB */
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#if ! HAVE_RFC2553_NETDB && ! HAVE_ADDRINFO
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struct addrinfo {
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int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
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int ai_family; /* PF_xxx */
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int ai_socktype; /* SOCK_xxx */
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int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
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size_t ai_addrlen; /* length of ai_addr */
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char *ai_canonname; /* canonical name for hostname */
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struct sockaddr *ai_addr; /* binary address */
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struct addrinfo *ai_next; /* next structure in linked list */
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};
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int getaddrinfo(const char *, const char *,
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const struct addrinfo *, struct addrinfo **);
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int getnameinfo(const struct sockaddr *, socklen_t, char *,
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size_t, char *, size_t, int);
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void freeaddrinfo(struct addrinfo *);
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char *gai_strerror(int);
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#endif /* ! HAVE_RFC2553_NETDB && ! HAVE_ADDRINFO */
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#if ! HAVE_D_NAMLEN
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# define DIRENT_MISSING_D_NAMLEN
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#endif
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#if ! HAVE_CRYPT_D
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char *crypt(const char *, const char *);
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#endif
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#if ! HAVE_FCLOSE_D
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int fclose(FILE *);
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#endif
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#if ! HAVE_OPTARG_D
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extern char *optarg;
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#endif
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#if ! HAVE_OPTIND_D
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extern int optind;
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#endif
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#if ! HAVE_PCLOSE_D
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int pclose(FILE *);
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#endif
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#if ! HAVE_ERR
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void err(int, const char *, ...);
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void errx(int, const char *, ...);
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void warn(const char *, ...);
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void warnx(const char *, ...);
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#endif
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#if ! HAVE_FGETLN
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char *fgetln(FILE *, size_t *);
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#endif
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#if ! HAVE_FPARSELN
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# define FPARSELN_UNESCESC 0x01
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# define FPARSELN_UNESCCONT 0x02
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# define FPARSELN_UNESCCOMM 0x04
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# define FPARSELN_UNESCREST 0x08
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# define FPARSELN_UNESCALL 0x0f
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char *fparseln(FILE *, size_t *, size_t *, const char[3], int);
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#endif
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#if ! HAVE_GETUSERSHELL || ! HAVE_GETUSERSHELL_D
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char *getusershell(void);
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void setusershell(void);
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void endusershell(void);
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#endif
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#if ! HAVE_INET_NTOP
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const char *inet_ntop(int, const void *, char *, size_t);
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#endif
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#if ! HAVE_INET_PTON
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int inet_pton(int, const char *, void *);
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#endif
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#if ! HAVE_MKSTEMP
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int mkstemp(const char *);
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#endif
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#if ! HAVE_SNPRINTF
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int snprintf(char *, size_t, const char *, ...);
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#endif
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#if ! HAVE_STRDUP
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char *strdup(const char *);
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#endif
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#if ! HAVE_STRERROR
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char *strerror(int);
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#endif
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#if HAVE_QUAD_SUPPORT
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# if ! HAVE_STRTOLL && HAVE_LONG_LONG
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long long strtoll(const char *, char **, int);
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# if ! defined(QUAD_MIN)
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# define QUAD_MIN (-0x7fffffffffffffffL-1)
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# endif
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# if ! defined(QUAD_MAX)
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# define QUAD_MAX (0x7fffffffffffffffL)
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# endif
|
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|
|
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# endif
|
|
|
|
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#else /* ! HAVE_QUAD_SUPPORT */
|
|
|
|
|
# define NO_LONG_LONG 1
|
|
|
|
|
#endif /* ! HAVE_QUAD_SUPPORT */
|
|
|
|
|
|
|
|
|
|
#if ! HAVE_STRLCAT
|
|
|
|
|
size_t strlcat(char *, const char *, size_t);
|
|
|
|
|
#endif
|
|
|
|
|
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|
|
|
|
#if ! HAVE_STRLCPY
|
|
|
|
|
size_t strlcpy(char *, const char *, size_t);
|
|
|
|
|
#endif
|
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|
|
|
|
|
|
|
|
#if ! HAVE_STRMODE
|
|
|
|
|
void strmode(mode_t, char *);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if ! HAVE_STRSEP
|
|
|
|
|
char *strsep(char **, const char *);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if ! HAVE_USER_FROM_UID
|
|
|
|
|
const char *user_from_uid(uid_t, int);
|
|
|
|
|
const char *group_from_gid(gid_t, int);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if ! HAVE_VSYSLOG
|
|
|
|
|
void vsyslog(int level, const char *, va_list);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#if ! defined(MIN)
|
|
|
|
|
# define MIN(a, b) ((a) < (b) ? (a) : (b))
|
|
|
|
|
#endif
|
|
|
|
|
#if ! defined(MAX)
|
|
|
|
|
# define MAX(a, b) ((a) < (b) ? (b) : (a))
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if ! defined(timersub)
|
|
|
|
|
# define timersub(tvp, uvp, vvp) \
|
|
|
|
|
do { \
|
|
|
|
|
(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
|
|
|
|
|
(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \
|
|
|
|
|
if ((vvp)->tv_usec < 0) { \
|
|
|
|
|
(vvp)->tv_sec--; \
|
|
|
|
|
(vvp)->tv_usec += 1000000; \
|
|
|
|
|
} \
|
|
|
|
|
} while (0)
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#if ! defined(S_ISLNK)
|
|
|
|
|
# define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#define DAYSPERNYEAR 365
|
|
|
|
|
#define SECSPERDAY 86400
|
|
|
|
|
#define TM_YEAR_BASE 1900
|
